Surgical drill



FIG. 1 is a side elevational view of a surgical drill with the front thereof facing leftwardly showing my new design;

FIG. 2 is a front elevational view of the device shown in FIG. 1;

FIG. 3 is a top plan view of the device shown in FIG. 1;

FIG. 4 is a rear elevational view of the device shown in FIG. 1;

FIG. 5 is a side elevational view of a surgical drill with the front thereof facing rightwardly; and

FIG. 6 is a bottom plan view of the device shown in FIG. 1. 

The ornamental design for a surgical drill, as shown. 